כ׳וועל מאַכן פֿון דײַנע קישקעס אַ טעלעפֿאָן!
Kh'vel makhn fun dayne kishkes a telefon!
I’ll turn your intestines into a telephone cord!
SOURCE: Harshav, The Meaning of Yiddish. Benjamin Harshav tells how he learned this curse in a video excerpt from his oral history interview with the Wexler Oral History Project, Yiddish Book Center.
Anatomical images by Sigismond Laskowski (credit: U.S. National Library of Medicine).